Moved rng-methods to their own class/header

Test/Random__RandomFloat.cpp

@@ -0,0 +1,26 @@
+#include "CppUnitTest.h"
+#include "../Eule/Random.h"
+
+using namespace Microsoft::VisualStudio::CppUnitTestFramework;
+using namespace Eule;
+
+namespace _Random
+{
+	TEST_CLASS(_RandomFloat)
+	{
+	public:
+		// Checks that all values are always 0 <= v <= 1
+		TEST_METHOD(Always_Satisfies_0_lt_v_lt_1)
+		{
+			// Test 1000 random values
+			for (std::size_t i = 0; i < 1e3; i++)
+			{
+				const double rnd = Random::RandomFloat();
+				Assert::IsTrue(rnd >= 0.0, L"rnd < 0");
+				Assert::IsTrue(rnd <= 1.0, L"rnd > 1");
+			}
+
+			return;
+		}
+	};
+}